summaryrefslogtreecommitdiff
path: root/arch/x86/Kconfig.cpu
diff options
context:
space:
mode:
authorJan Beulich <jbeulich@novell.com>2008-04-22 19:27:29 +0400
committerIngo Molnar <mingo@elte.hu>2008-05-12 23:28:09 +0400
commitf8096f92b87d81c55ed63964d27baa9ce5ffe508 (patch)
treefe9686eea010725efc815d42e91154f8cd5c5f13 /arch/x86/Kconfig.cpu
parent492c2e476eac010962850006c49df326919b284c (diff)
downloadlinux-f8096f92b87d81c55ed63964d27baa9ce5ffe508.tar.xz
x86: separate cmpxchg8b checking from PAE checking
.. allowing the former to be use in non-PAE kernels, too. Signed-off-by: Jan Beulich <jbeulich@novell.com> Signed-off-by: Ingo Molnar <mingo@elte.hu> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'arch/x86/Kconfig.cpu')
-rw-r--r--arch/x86/Kconfig.cpu4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 2ad6301849a1..3d22bb8175b4 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -399,6 +399,10 @@ config X86_TSC
def_bool y
depends on ((MWINCHIP3D || MWINCHIP2 || MCRUSOE || MEFFICEON || MCYRIXIII || MK7 || MK6 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || M586MMX || M586TSC || MK8 || MVIAC3_2 || MVIAC7 || MGEODEGX1 || MGEODE_LX || MCORE2) && !X86_NUMAQ) || X86_64
+config X86_CMPXCHG64
+ def_bool y
+ depends on X86_PAE || X86_64
+
# this should be set for all -march=.. options where the compiler
# generates cmov.
config X86_CMOV